przekształć do najprostszej postaci:
a)-2y-3(-2y+1)=
b)-4(5z-1)-(4-9z)=
c)u+(6u-3):(-2)=
zad2
ile to jest ?
(6x-2)+3
(6x-2)*3
(6x-2):3
(6x-2)-3
(6x-2)*jedna trzecia
(6x-2):jedna trecia
(6x-2)-2
(6x-2)+2
(6x-2)*(-2)
(6x-2):(-2)
Proszę o szybką odp daje naj ;D
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a)-2y-3(-2y+1)
-2y+6y-3
-4y-3
b)-4(5z-1)-(4-9z)
-20z+4 -4-4+9z
-11z-4
c)u+(6u-3)/(-2)
u+6u-3:-2
7u-3:2
zadanie 2
(6x-2)+3
6x-2+3
6x-1
(6x-2)*3
6x-2*3
6x-6
(6x-2):3
6x-2;3
(6x-2)-3
6x-2-3
6x-(-1)
__
___
(6x-2)-2
6x-4
wiecej nie wiem